Plants 1-10 cm, herbaceous; rhizomes thin, short; rosettes often clumped; vegetative parts farinose at least when young. Leaves not aromatic, indistinctly petiolate; petiole narrowly winged; blade without deep reticulate veins abaxially, spatulate to rhombic, 1-3.5 × 0.1-0.7 cm, thin, margins crenate to remotely denticulate, apex obtuse to acute, surfaces glabrous. Inflorescences (1-)3-10-flowered; involucral bracts saccate or gibbous basally, ± equal. Pedicels erect and spreading, thin, 2-8 mm, length usually 2+ times bracts, somewhat stiff. Flowers heterostylous; calyx green or with purple stripes, campanulate, 3-5 mm; corolla lavender, tube 6-8 mm, length ca. 1.5 times calyx, eglandular, limb 8-16 mm diam., lobes 0.4-0.8 mm, apex emarginate. Capsules cylindric to somewhat ellipsoid, length 1.5 times calyx. Seeds without flanged edges, reticulate. 2n = 36.
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